Dare to Truth

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https://www.jstage.jst.go.jp/article/ase1911/78/3/78_3_177/_pdf?fbclid=IwAR0X2k3-Zf1_99x2UQj_HLVE3fyo6hQuaQiUWqA-CWFPMLTLdKEy102Bbx0

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